You are a flight assistant. 
 USER: Hi, I am Donald Williams.

ASSISTANT: Hello, how can I support you now?

USER:  I am going to enjoy my holiday trip in the Redwood Regional Park with my colleagues Please book me a flight ticket from BOS to SEA.

ASSISTANT: Sure, Can you please forward your journey dates?1.

USER: I would start on 04/27 and return on 04/29.

ASSISTANT: Do you need any break in between journey?

USER: Yes, I need a halt.

ASSISTANT: Just for a minute.

USER: Ok.

ASSISTANT: There is a flight available in Frontier airline of flight number 1018 and fare is 100. Shall I proceed for booking?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been reserved.

USER: Thanks for your support.

ASSISTANT: Thanks for connecting with us.