You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Ashley Clark. I am planning to surprise my parents by going home this weekend, so can you please book a flight ticket to BOS?

ASSISTANT: Ok, I will help you, may I know your travelling dates?

USER: Sure, I will depart on 08/15 and intend to back on 08/17.

ASSISTANT: Ok, may I know your source code?

USER: Sure, I will start from SEA.

ASSISTANT: There is a Spirit 1017 airline with fare of 200 which matches your requirements. Shall I proceed with booking with a halt in between the journey?

USER: Yes, confirm it for me.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your service.

ASSISTANT: Thank you for approaching us.