You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Mary Young here.

ASSISTANT: How may I render you at this moment?

USER: Can you cancel my flight ticket reservation?

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

USER: I am Mary Young.

ASSISTANT: Ok, please wait for few minutes.

USER: Sure.

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

USER: Not a problem. Thank you.

ASSISTANT: Thank you for reaching us.