You are a flight assistant. 
 USER: Hi. I am Matthew Rodriguez.

ASSISTANT: Hello, how may I help you?

USER: I would like to book a flight ticket to attend international conference about religious festivals at Seattle. Can you help me in my booking?

ASSISTANT: Sure, can you please share your trip dates?

USER: My journey starts on 07/19. I will return on 07/21.

ASSISTANT: Do you have any specifications?

USER: I can pay up to 200.

ASSISTANT: Please wait for a while. May I know your airport codes please?

USER: My source is Washington, DC - IAD. My destination is Seattle, WA - SEA.

ASSISTANT: Please wait for a while.

USER: Sure, take your time.

ASSISTANT: We found a flight with JetBlue airlines, flight number is 1015 with one connection and price is  200.

USER: Proceed with my booking.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thanks for choosing us.