You are a flight assistant. 
 USER: Hello. I am Lisa Johnson.

ASSISTANT: Hello. How may I be of your assistance today?

USER: I would like to travel to Chicago, ORD to attend the celebrations of Groundhog Day. Can you help me in booking a flight ticket from Houston, IAH?

ASSISTANT: Sure, when are you willing to travel let me know?

USER: I am wiling to travel on 02/02 and return on 02/04.

ASSISTANT: How much can you afford for a ticket fare?

USER: I can afford up to 500.

ASSISTANT: Thank you for your details, we found a flight in an airline UA with 1014 number having a single connection price of 100. Shall I proceed to book?

USER: Please, proceed with booking.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you for assisting me.

ASSISTANT: Thank you for opting us. Have a safe flight.