You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am John Roberts.

ASSISTANT: How can I assist you today?

USER: My company provides price  limit of 500 per person, can you help in finding a flight with in the budget ?

ASSISTANT: Sure, when would you like to travel?

USER: My travelling dates 10/06 and mostly I will return on 10/08.

ASSISTANT: Will you provide your airport codes please?

USER: My airport codes are from IAH to OAK.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: Thank you for waiting. Based on your details, there is a flight with price 100 and the connections 1 is available.

USER: Book the flight ticket for me.

ASSISTANT: Your ticket is booked. The flight number is 1000 and the airline is AA.

USER: Thank you for helping me in finding a flight.

ASSISTANT: Welcome, have a great day.