You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am Michelle Phillips, want to book a flight ticket to Denver, DEN as I want to surprise my sister by celebrating her birthday.

ASSISTANT: Sure, Can you please provide your journey dates?

USER: My schedule dates of journey is 03/23 to 03/25.

ASSISTANT: Ok, please provide your origin.

USER: Washington, IAD is my boarding point.

ASSISTANT: Ok, May I know your connection limit?

USER: I need a lay by.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thank you for being patient, There is a flight found in 1027 Delta plane with a fare of 100. Shall I proceed for booking with a halt?

USER: Yes, You can proceed to confirm this flight.

ASSISTANT: Sure, your ticket has been booked.

USER: Thank you for assisting me.

ASSISTANT: Thank you for choosing us.