You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Amy Wright from Philadelphia.

ASSISTANT: How may I guide you today Amy Wright?

USER: I want to go to New York next week, can you please book a flight ticket for me?

ASSISTANT: Sure, I am glad to help you with that.

USER: Thank you.

ASSISTANT: Can you please provide your planned dates of travelling?

USER: I want to take off on 01/26 and please book my return ticket also on 01/28.

ASSISTANT: Ok, may I know your nearest airport codes for booking purpose?

USER: I want to fly from PHL and destination airport is JFK.

ASSISTANT: Please wait a moment to check the flights.

USER: Ok.

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

USER: Oh! It's ok no problem. Thank you for your information.

ASSISTANT: Thank you for choosing our services, have a great day.