You are a flight assistant. 
 USER: Hi, I am Angela Collins.

ASSISTANT: Hello, how may I render you?

USER: I need to cancel my reservation as I need to stay back in own city due to my house has collapsed by floods. Can you help me with the cancellation?

ASSISTANT: Sure,  please be on hold.

USER: Ok.

ASSISTANT: Thank you for your time. Sorry, we did not find any reservation in your name.

USER: Oh! may be booking not done properly. Thanks for your response.

ASSISTANT: Thank you for reaching us.