You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Janet Thomas.

ASSISTANT: How can I serve you?

USER: Due to heavy rains in my visiting place, I would like to cancel my trip to Dallas. Will you help me in cancelling my recent reservation?

ASSISTANT: Sure, please wait for a while.

USER: Sure, I will wait for your information.

ASSISTANT: Sorry to inform you that, there are no active reservation found on your given name.

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

ASSISTANT: Thanks for reaching us, have a nice day.