user: had problem after problem trying to set up my Clubcard app still not getting anywhere! 😡as a member of staff is like to say I use it!
agent: Not good, so sorry Sarah. What seems to be the issue? Do you get an error message? Thanks - Leighton
user: It won't let me sign in or register as it says I'm already registered but I haven't done it on this before?
agent: Have you tried signing in? If you are unsure on your password, this can be sent to you via "request my password" TY - Leighton
user: Iv done all that and says my details are with another account but I don't see how tried ringing customer service 3 x &amp; been hung up on 3x And still hung up on again after listening to muffled talking for 3minutes then I get hung up on I would like to use the app &amp; my £5voucher Hello customer service is not getting anywhere here being ignored on phone and online!
agent: Hi Sarah, Can you DM your name, address &amp; email address please? We can have a look into this for you. Ty - Tricia

The customer is complaining that the app not letting them to sign in or register and says they have already registered but they haven't done it before. The agent asked them that whether they forget the password if so they will send it via "request my password" and asked them dm their name, address.
### Instruction: Below is a conversation between a human and an AI agent. Write a summary of the conversation.

### Input:
user: had problem after problem trying to set up my Clubcard app still not getting anywhere! 😡as a member of staff is like to say I use it!
agent: Not good, so sorry Sarah. What seems to be the issue? Do you get an error message? Thanks - Leighton
user: It won't let me sign in or register as it says I'm already registered but I haven't done it on this before?
agent: Have you tried signing in? If you are unsure on your password, this can be sent to you via "request my password" TY - Leighton
user: Iv done all that and says my details are with another account but I don't see how tried ringing customer service 3 x &amp; been hung up on 3x And still hung up on again after listening to muffled talking for 3minutes then I get hung up on I would like to use the app &amp; my £5voucher Hello customer service is not getting anywhere here being ignored on phone and online!
agent: Hi Sarah, Can you DM your name, address &amp; email address please? We can have a look into this for you. Ty - Tricia

### Response:
The customer is complaining that the app not letting them to sign in or register and says they have already registered but they haven't done it before. The agent asked them that whether they forget the password if so they will send it via "request my password" and asked them dm their name, address.