You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Pamela Moore.

ASSISTANT: How may I assist you at this moment?

USER: I would like to fly from PHX to LGA, can you help me with booking ticket?

ASSISTANT: Sure, I am oblige to help you. Can you please provide your planned dates of travelling?

USER: Sure, my travelling dates are 12/12 and 12/14.

ASSISTANT: Please wait a moment to check the flights availability.

USER: Sure, take your time.

ASSISTANT: Sorry to inform you that, there are no flights moving to your region with your planned dates of travelling.

USER: It's ok, thanks for checking.

ASSISTANT: Thank you for approaching us, have a great day.