You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, good morning.

USER: Very Good Morning.

ASSISTANT: What kind of assistance are you looking from our end?

USER: I would like to cancel my reservation due to some issues, as I am in hurry. Could you please assist me in cancelling my reservation which I had done my booking in the last week?

ASSISTANT: Sure, I am here to help you with the process.Firstly, can I know your name for initiating the process.

USER: Thank you and my name is Amanda Lee.

ASSISTANT: Ok Amanda, do you remember your booking ID which is sent to you to your registered mobile number.

USER: Sorry, my mobile is not with me right now.

ASSISTANT: Ok, no problem. Can you let me know on which date you booked your reservation?

USER: Yes, I was little confused about the date on which I made my booking. Can you please check the reservation with my name on 03/04 and 03/05.

ASSISTANT: No problem, I will check on both the dates for any existing reservation with your name.

USER: Thank you.

ASSISTANT: I am sorry Amanda, there are no active reservations with your name in our database.

USER: It's ok, thank you for your valuable time and I really appreciate your patience.

ASSISTANT: Thank you, have a great day ahead.

USER: Thank you.