You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you today?

USER:  I want to cancel my reservation as my project got ramp down. Can you help me with that?

ASSISTANT: Sure, I am here to help you but I need your name to check the reservation details.

USER: I am Helen Adams.

ASSISTANT: I could not find any reservation with your name in our database.

USER: Ok, no issues. Thanks for the information.

ASSISTANT: Thanks for choosing us.