You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: I am Rebecca Clark. I am looking for a flight from DTW to IAD, can you help me out?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: My trip dates are from 12/21 till 12/23.

ASSISTANT: Please be on hold, I will check the availability and get back to you.

USER: Sure.

ASSISTANT: Ok, there is a flight 1019 in Delta airline matching your details with price 100. Shall I proceed?

USER: Please proceed with it.

ASSISTANT: Ok, your ticket has been booked successfully.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.