You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Eric Thomas.

ASSISTANT: How can I assist you?

USER: Due to my ill health, I would like to cancel my trip to Dallas. Can you please help me by cancelling my recent reservation?

ASSISTANT: Yes, please wait. There is no reservation found on your name.

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

ASSISTANT: Thank you for choosing our agency.