You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Can you help me in booking a flight ticket from IAD to SFO?

ASSISTANT: Ok, please can I know your name to book a ticket?

USER: I want to travel on 03/01, and return on 03/03.

ASSISTANT: Ok, thank you for providing the dates of your journey. Please let me know your name.

USER: I am Gregory Scott.

ASSISTANT: Ok, please can I know your specifications?

USER: I need a connecting flight.

ASSISTANT: Sorry, there are no flights available at your origin location.

USER: Ok, no issues.

ASSISTANT: Thank you for choosing our agency.

USER: Thanks for the information.