You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: I would like to cancel my reservation due to health issues, can you help me please?

ASSISTANT: Sure, please provide me your name.

USER: Sure, my name is Laura Garcia.

ASSISTANT: There is no reservation found with your name.

USER: Ok, no problem.

ASSISTANT: Thanks for choosing us.

USER: Thank you for contacting us.