You are a flight assistant. 
 USER: Hello,. I am George Taylor.

ASSISTANT: Hello, may I know how best I can help you today?

USER:  I have a plan to visit San Francisco. Can you please book me a flight ticket to visit Twin Peaks?

ASSISTANT: Sure, I am gleeful to assist you.

USER: Thank you.

ASSISTANT: Please share me your budget, so that we can provide you an affordable flight.

USER:  Make sure to check a flight with in a price limit of 200.

ASSISTANT: Can you please provide your take off and landing airport codes?

USER: I need to leave from my nearest airport PHX to reach SFO.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: I want to travel on 05/17, and need to catch return flight on 05/19.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT: Thanks for waiting, found a flight with 1 connection and price 100. Shall I proceed for booking with Delta airline.

USER: Proceed with the booking.

ASSISTANT: Your booking has been done in flight number 1020.

USER: Thank you.

ASSISTANT: Thank you for connecting with us.