user: Hey Guys, Please can you check your inbox, i sent a message a few days ago. We need to sort this out. :/ #guiltyconscience
agent: Hi Saadia I'm sorry for the late response, we've been very busy across all of our social media channels. btw, if your "hole punched" Oyster card is attached to an online web account, you can still get a refund of the balance when you cancel it online. Regards Chiedu btw, if your "hole punched" Oyster card is attached to an online web account, you can still get a refund of the balance when you cancel it online. Regards Chiedu
user: Hi Cheidu, thanks for getting back to me. No worries about the late reply, it's cool. I bought a new oyster card so that's sorted but how do I pay you back for the journey? I don't want the police coming to me in 20 years time, locking me up just when life was about to get good.
agent: Hi Saadia, don't worry, I doubt the police will come a knockin' :-) We don't encourage travelling without a valid ticket.
user: Thanks Chiedu, i'll make a donation to the amazing Children's charity Hope you have a lovely day/weekend.
agent: Great choice ( ), have a fabulous weekend too ;-)

Customer is asking to check the inbox where they have sent a messages few days ago to sort it out the issue. Agent states that without valid ticket they will not allow to travel..
### Instruction: Below is a conversation between a human and an AI agent. Write a summary of the conversation.

### Input:
user: Hey Guys, Please can you check your inbox, i sent a message a few days ago. We need to sort this out. :/ #guiltyconscience
agent: Hi Saadia I'm sorry for the late response, we've been very busy across all of our social media channels. btw, if your "hole punched" Oyster card is attached to an online web account, you can still get a refund of the balance when you cancel it online. Regards Chiedu btw, if your "hole punched" Oyster card is attached to an online web account, you can still get a refund of the balance when you cancel it online. Regards Chiedu
user: Hi Cheidu, thanks for getting back to me. No worries about the late reply, it's cool. I bought a new oyster card so that's sorted but how do I pay you back for the journey? I don't want the police coming to me in 20 years time, locking me up just when life was about to get good.
agent: Hi Saadia, don't worry, I doubt the police will come a knockin' :-) We don't encourage travelling without a valid ticket.
user: Thanks Chiedu, i'll make a donation to the amazing Children's charity Hope you have a lovely day/weekend.
agent: Great choice ( ), have a fabulous weekend too ;-)

### Response:
Customer is asking to check the inbox where they have sent a messages few days ago to sort it out the issue. Agent states that without valid ticket they will not allow to travel..