You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello,. How may I help you now?

USER: I want to book a flight ticket to attend my friend's bachelor's party in Boston,BOS. Will you please help me in booking a flight ticket?

ASSISTANT: Sure, help me with the travel dates?

USER: I want to travel on 03/21 and intend to return on 03/23.

ASSISTANT: May I know your source code?

USER: Source is from Phoenix, PHX.

ASSISTANT: May I know your name please?

USER: My name is Daniel Carter.

ASSISTANT: We have found a connected flight with Frontier airlines, flight number 1021 and the fare of 300. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your flight ticket is booked.

USER: Thank you for your service.

ASSISTANT: Thanks for reaching us.