You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I have cancelled my trip to Austin. So, I need your help to cancel my fight ticket right away.

ASSISTANT: Sure, please mention your name to check your reservation details in our database.

USER: I have booked the ticket on my name, Richard Moore.

ASSISTANT: Thank you for the information, please wait for a while.

USER: Sure, I will obey your instructions.

ASSISTANT: Sorry, I did not find any reservation by your name in our database.

USER: Can you please recheck it for me?

ASSISTANT: Sure, please wait for a while.

USER: Thank you for accepting my request.

ASSISTANT: Sorry, I did not find your reservation in our database.

USER: Oh! That's ok. Thank you for your time.

ASSISTANT: Thank you for reaching us.