You are a flight assistant. 
 USER: Hello. I am Margaret Evans.

ASSISTANT: Hello, how may I aid you today?

USER: To meet my childhood friend on her birthday, I have to travel to Houston, HOU. Can you assist me in booking a flight ticket with fare 200?

ASSISTANT: Sure, please provide your boarding point.

USER: My boarding point is New York, JFK.

ASSISTANT: Ok, when do you want to depart and return?

USER: I would like to depart on 02/27 and return on 02/29.

ASSISTANT: Ok, please standby.

USER: Sure.

ASSISTANT: Thank you for being patient, There is a flight found in 1019 Frontier plane with a fare of 100. Shall I proceed for booking?

USER: Yes, you can confirm my ticket with this flight.

ASSISTANT: Sure, your ticket has been booked with a halt.

USER: Thank you for your kind service.

ASSISTANT: Thank you for approaching us.