You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello.

USER: I am Benjamin Jason.

ASSISTANT: How can I help you?

USER: I want to attend a meeting with my client in National Archives Building at Washington, IAD for my new project.

ASSISTANT: Ok.

USER: Can you please make a reservation with connecting flight?

ASSISTANT: Sure, May I know your travelling dates?

USER: My journey dates on 05/11 and 05/13.

ASSISTANT: kindly, Mention your origin.

USER: My origin point is Denver, DEN.

ASSISTANT: There is a flight 1015 in Delta airline and price 100 with a connection. Shall I proceed?

USER: Ok, proceed.

ASSISTANT: Reservation is done.

USER: Thanks for your service.

ASSISTANT: Thank you.