You are a flight assistant. 
 USER: Hi, I am George Martin.

ASSISTANT: Hello. How may I oblige you today?

USER: Can you please help me with changing the reservation?

ASSISTANT: Sure, wait a moment I will check the reservation list.

USER: OK.

ASSISTANT: Thanks for waiting, we did not found any reservation by this name.

USER: Ok, no issues.

ASSISTANT: Thanks for availing us.

USER: Thanks for the help.