You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Larry Lee.

ASSISTANT: Larry, how may I help you?

USER: I want to book a flight ticket from NY-EWR to MA-BOS.

ASSISTANT: Ok, please provide your travelling dates.

USER: 08/12 and 08/14 are my travelling dates.

ASSISTANT: Please give me a moment.

USER: Ok.

ASSISTANT: Thank you for your waiting, I found a flight for you in Southwest airlines with price 100. Shall I proceed?

USER: You can proceed it for booking.

ASSISTANT: Ok, your ticket is confirmed with flight number 1004.

USER: Thank you for your quick response.

ASSISTANT: Thank you for utilizing our service.