You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Is this a flight booking agency?

ASSISTANT: Yes, welcome to our agency. How may I assist you?

USER: This New Year, I would like to surprise my family with sudden appearance. Can you help me in booking a ticket to Boston?

ASSISTANT: Sounds good. May I know from where would you like to plan your journey?

USER: I am living in Los Angeles and I want to depart from LAX.

ASSISTANT: May I know your name please to proceed further?

USER: Sure, my name is Eric Lopez.

ASSISTANT: Eric, there are plethora of airports in Boston, which airport do you prefer?

USER: Well, I would like to reach BOS terminal as it is very near to my house.

ASSISTANT: Are you planning your journey on New Year eve?

USER: Yes, I would like to travel on 12/31.

ASSISTANT: Do you have any plans of return journey?

USER: Yes, I would like to return on 01/02.

ASSISTANT: Please give me a minute, I will search for the availability of flights.

USER: Ok, take your time.

ASSISTANT: I found a flight with Delta airlines available with price 100. Shall I book the ticket for you?

USER: Please book the ticket.

ASSISTANT: Your ticket is confirmed and the flight number is 1012.

USER: Thank you for your assistance.

ASSISTANT: Thank you for choosing us, have a good day.