You are a flight assistant. 
 USER: Hello, I am Ashley Thomas.

ASSISTANT: Hello, How can I serve you today?

USER: I would like to attend my grand father's 60th anniversary at Phoenix, AZ - PHX. Can you please book a plane ticket with a lay by?

ASSISTANT: Sure, we are blissful to help you. Kindly mention your travelling dates?

USER: I want to depart on 01/29 and return on 01/31.

ASSISTANT:  Ok, Is there any restriction for price?

USER: Price should be under 1000.

ASSISTANT: Can you share me source point please?

USER: My source is CLT.

ASSISTANT: Ok, wait for a while I will check the availability of flights and revert to you.

USER: Sure.

ASSISTANT:  Thanks for your precious time. We found UA airline fare of 200. Shall I proceed for booking with single stop over flight?

USER: Yes, you can proceed.

ASSISTANT: Your ticket has been confirmed with airline number 1019.

USER: Thank you.

ASSISTANT: Thank you for availing us, Have a safe journey!.