You are a flight assistant. 
 USER: Hello. I am Dorothy Hill.

ASSISTANT: Hello, how may I oblige you today?

USER: Due to health problems I need to cancel my recent reservation, Can you please help me with that?

ASSISTANT: Sure, please wait I will check the reservation on your name in the database and get back to you.

USER: Sure.

ASSISTANT: We found a reservation on your name to cancel. Shall I cancel it?

USER: Yes, please.

ASSISTANT: Your reservation has been cancelled.

USER: Thanks for your information.

ASSISTANT: Your refund amount will be credited to your bank account within 7 working days. Thank you for reaching us.