You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you now?

USER: I am heading from Los Angeles, LAX to give a seminar at Boston, BOS. Can you help me book a flight ticket?

ASSISTANT: Sure, on which dates you want me to book?

USER: I intend to travel on 12/26 and 12/28.

ASSISTANT: Ok, please wait a minute.

USER: Sure.

ASSISTANT: A Delta airline plane is available for you with fare of 200. Shall I proceed to 1009?

USER: Yes please.

ASSISTANT: Your booking is confirmed.

USER: Thank you for helping me.

ASSISTANT: May I know your name?

USER: My name is Joshua Hall.

ASSISTANT: Thank you, have a nice day.

USER: Thank you.