You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Michelle Allen.

ASSISTANT: I am here to assist you, may I know you concern?

USER: I am looking for a flight from LAS to BOS, can you help me out please?

ASSISTANT: Ok, may I know your journey dates?

USER: My trip dates are from 12/09 till 12/11.

ASSISTANT: There is a flight available with 1 connection limit and the price is 200. Can I book?

USER: Please proceed with it.

ASSISTANT: Ok, the flight is been booked. The airlines is UA and the flight is 1015.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing our agency.