You are a flight assistant. 
 USER: Hello, I am Amy Moore.

ASSISTANT: Hello, how may I provide assistance to you?

USER: I would like to visit The Billy Graham library to know about history at Charlotte, can you please avail a ticket for me?

ASSISTANT: Sure, I am blissful to help you. Could you please let me know when you are willing to travel?

USER: My trip starts on 11/06 and I would like to return on 11/08.

ASSISTANT: Do you want a halt in between the journey?

USER: I need a direct flight.

ASSISTANT: May I know you budget limit?

USER: My budget limit is 1000.

ASSISTANT: To proceed further, kindly share your source and destination airport codes.

USER: My source is at Phoenix, AZ-PHX and destination is at Charlotte, NC-CLT.

ASSISTANT: Ok, please give me a minute to check the availability of flights and revert to you.

USER: Ok.

ASSISTANT: Sorry to inform you, currently no direct flights are running at your preferred location.

USER: Ok, I will try with another airline. Thank you for your information.

ASSISTANT: Thank you for availing us, have a good day.