You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How could I assist you today at this moment?

USER: I would like to book a ticket from IAD to CLT, can you please help me with that?

ASSISTANT: Sure, to book a ticket may I know your planned trip dates?

USER: The travel dates are from 05/18 to 05/20.

ASSISTANT: Please provide your specifications.

USER: I need a flight with 1 connection limit.

ASSISTANT: Can you please help me with your name?

USER: Charles Hernandez here.

ASSISTANT: We found a flight with an Delta airline of flight 1000 in an economy class with single connection, shall I proceed with the booking?

USER: Please proceed.

ASSISTANT: Your booking has been confirmed.

USER: Thank you.

ASSISTANT: Thank you.