You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Jonathan Thompson here.

ASSISTANT: How may I assist you?

USER: I want to travel from CLT to IAD to attend a seminar, can you please help me out with booking of a flight ticket on those locations?

ASSISTANT: Sure, I am here to help you. Could you please provide your planned travel dates?

USER: Thank you, my departure is on 07/04 and please book my return ticket also on 07/06.

ASSISTANT: Please wait a moment, I will find the availability of flights.

USER: Ok, take your time.

ASSISTANT: Thank you for your patience, I found a flight for you in Delta airlines with fare 100. Can I book your ticket?

USER: I am ok with this, you can proceed with booking now.

ASSISTANT: Ok, your booking is confirmed with flight number 1009.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing our agency.