You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello. How may I serve you now?

USER: I am Kevin Lopez. Please book a ticket from Las Vegas, NV-LAS to Boston, MA-BOS, for flower festival.

ASSISTANT: Sure. Do you have any specifications to be met?

USER: Price limit is 200. Connections is 1.

ASSISTANT: Ok. Let me know your starting date of journey.

USER: 03/20, I will depart.

ASSISTANT: What is your other date of journey?

USER: I will be returning by 03/22.

ASSISTANT: Thanks for your time. You have 1002 flight with 1 connection which is suitable for your journey. Having JetBlue airline of price 200. Is it comfortable to you?

USER: Please book ticket.

ASSISTANT: Your ticket has been reserved with the name of Kevin Lopez.

USER: Thanks.

ASSISTANT: Thank you for connecting us.