You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I provide service to you?

USER: I want to book a flight ticket to New York, with price under 200. Can you help me with it?

ASSISTANT: Sure, I can help you in booking. When you are willing to travel, please mention here?

USER: I want to travel on 04/22 and return on 04/24.

ASSISTANT: Ok, mention your boarding and landing airports with codes?

USER: Airport codes are DCA-LGA.

ASSISTANT: Ok, you want to travel on connecting flight or direct flight?

USER: I need a single connection in between the journey.

ASSISTANT: Ok, Wait a minute, I will check availability of flights and revert you.

USER: Sure.

ASSISTANT: As per your request, there is a flight 1026 with price 200 available for you.

USER: Ok, you can proceed.

ASSISTANT: Mention your name so, that I can confirm your booking?

USER: My name is Frank Wright.

ASSISTANT: Ok, your ticket has been booked with JetBlue airlines.

USER: Thanks for the help.

ASSISTANT: Thanks for communicating with us, have a pleasant journey.