You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Pamela Walker here.

ASSISTANT: How may I abet you?

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

ASSISTANT: May I know your trip dates?

USER: The travel dates are from 08/22 to 08/24.

ASSISTANT: There is a flight which can travel to your region having a single lay out in between your journey having a ticket fare of 100 which is provided by UA airlines. Would you like to book this flight for your journey?

USER: Please proceed with that.

ASSISTANT: Sure. Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Most welcome.