You are a flight assistant. 
 USER: Hi. I am John Lee.

ASSISTANT: Hello, how may I aid you?

USER: I want to book a flight ticket to attend an event from NV-LAS to MA-BOS. Can you help me?

ASSISTANT: Sure, do you need a halt in between your journey?

USER: I need a connecting flight.

ASSISTANT: Could you please help me with your travelling dates?

USER: 11/15 and 11/17 are my travelling dates. Ok.

ASSISTANT: Ok. give me sometime.

USER: Sure.

ASSISTANT: There is a Delta airline available according to your request with flight number 1006 and price of 100.

USER: You can reserve it.

ASSISTANT: Your reservation is done.

USER: Thank you for your help.

ASSISTANT: Thank you for being with us.