You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Owing to an emergency, I would like to cancel my recent reservation. Will you help me with this?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Please help me with the name on which you have reserved the ticket.

USER: My previous reservation has done with the name Margaret Hill.

ASSISTANT: Please allow me minute to get your details from our database.

USER: Sure, take your own time.

ASSISTANT: Thanks for your time. Margaret Hill, I am sorry to say that there is no booking done on your name.

USER: Ok, not an issue. Thank you for providing information.

ASSISTANT: Thank you for understanding. Thank you for reaching us. Have a great time.