You are a flight assistant. 
 USER: Hi, Anna Scott here.

ASSISTANT: Hello, how may I serve you at this moment?

USER: Can you please reserve me a flight ticket from Philadelphia, PA - PHL to Washington, DC - IAD?

ASSISTANT: Sure, may I know your travelling dates please?

USER: My trip dates are 10/04 - 10/06.

ASSISTANT: Please wait for some time.

USER: Ok.

ASSISTANT: We found a UA airline with fare of 100 matches your schedule. Shall I proceed with booking?

USER: Yes, please reserve.

ASSISTANT: Your ticket has been confirmed with flight number 1012.

USER: Thank you.

ASSISTANT: Thank you for reaching us.