You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Daniel Brown.

ASSISTANT: How may I help you today?

USER: Can you please book a flight ticket from IAD to CLT?

ASSISTANT: Sure, I am here to help you with that. Can I know your planned trip dates?

USER: Sure, I need to travel on dates of 12/15 and 12/17.

ASSISTANT: Ok, please wait for a minute.

USER: Sure, take your time.

ASSISTANT: The Delta airlines are providing a flight having a connection limit 1. Can I proceed?

USER: That is fine, please proceed with booking.

ASSISTANT: Yes, your ticket is reserved with the flight number 1000.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.

USER: Most welcome.