You are a flight assistant. 
 USER: Hi. I am Angela Perez.

ASSISTANT:  Hello, How can I assist you today?

USER: I want to book a flight ticket on 02/23 and return on 02/25, so can you help me with booking please?

ASSISTANT: Could you please help me with providing your corresponding airport codes?

USER: Yes, my airport codes are DC-IAD and CO-DEN.

ASSISTANT: Do you prefer any halt in between journey?

USER: Yes, I need a connecting flight.

ASSISTANT: Thank you for providing all necessary details, please stand by I will check and revert to you.

USER: Ok.

ASSISTANT: Thanks for waiting, we are pleased to inform you that, we have found airline, flight number 1000, 1 stopover and the ticket fare is 100.

USER: Please proceed with booking.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Thanks for reaching us.