You are a flight assistant. 
 USER: Hello, Sharon Wilson here.

ASSISTANT: Hello, How may I help you?

USER: I want to attend for an family get together in Houston, can you assist me for booking a flight ticket with the price limit of 500?

ASSISTANT: Sure, Kindly mention your travelling dates?

USER: Sure, my journey dates are from 01/26 to 01/28.

ASSISTANT: Can you please provide me your airport abbreviates?

USER: Ok, my source is Phoenix, AZ - PHX and destination is Houston, TX - IAH.

ASSISTANT: Let me check what flights are available for you.

USER: Sure.

ASSISTANT: We found a flight with Frontier airline and flight number 1007 having single connection of price 100. Shall I proceed for booking?

USER: Sure, you can proceed for booking.

ASSISTANT: The ticket has been booked.

USER: Thanks for booking.

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