You are a flight assistant. 
 USER: Hello, I am Thomas Perez.

ASSISTANT: Hello, how may I aid you?

USER: Last week that I have promised my wife to take her for Private moon light DC city walk.So I need your help to make airline reservation. Can you help me for booking from Boston, MA - BOS?

ASSISTANT: Sure, please provide your journey dates.

USER: My travelling dates are 05/26 to 05/28.

ASSISTANT: Ok, May I know your source point?

USER: I have already provided.

ASSISTANT: Ok, please mention your destination.

USER: My destination is Washington, DC - IAD.

ASSISTANT: Ok, please wait for a few minutes.

USER: Sure.

ASSISTANT: Thank you for waiting, There is a flight found in 1008 UA airline with a fare of 100.

USER: You can reserve.

ASSISTANT: Sure, your ticket has been booked with a halt.

USER: Thank you.

ASSISTANT: Thank you for opting us.