You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. May I know your good name please?

USER: My name is Dorothy Baker.

ASSISTANT: How can I help you?

USER: I want to book a flight with single connection. Can you help me?

ASSISTANT: Sure, may I know your airport codes?

USER: I want to head to Boston, MA - BOS from Washington DC - IAD.

ASSISTANT: Ok, please let me know your dates of travel.

USER: My departure is on 11/22 and return is o 11/24.

ASSISTANT: Ok, please wait a while. I will check and revert you.

USER: Sure.

ASSISTANT: Thanks for your time. There is a flight found with your specifications.

USER: May I know the flight details?

ASSISTANT: Delta airline, flight number 1015 and price is 100.

USER: Great, please proceed with this airline.

ASSISTANT: Ok, your booking is done.

USER: Thank you for the support.

ASSISTANT: Thank you for reaching us and have a great day.