You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I render you at this moment?

USER: I need to cancel my trip due to my health issue, can you help me?

ASSISTANT: Sure, may I know your good name please?

USER: I am Carol Jones.

ASSISTANT: Ok, please wait for few minutes.

USER: Sure.

ASSISTANT: There is no recent reservation found on your name in our records.

USER: That's ok. Thank you for your help.

ASSISTANT: Thank you for reaching us.