You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Melissa Robinson.

ASSISTANT: How may I aid you?

USER: I want to book a flight ticket from MA-BOS to CA-SFO. Can you help me?

ASSISTANT: Sure, I am glad to help you. Could you please share your travel dates?

USER: 11/28 and 11/30 are my travelling dates.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: There is a flight with 1 connection in UA airlines and price is 200. Can I proceed?

USER: You can reserve it.

ASSISTANT: Ok, your ticket is booked with the flight 1000.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us, have a happy journey.