You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you now?

USER: Myself Larry Parker. I want to travel to Washington to meet my friend, can you help me to book a ticket from PHL to DCA?

ASSISTANT: Sure, can you please mention the travelling dates of your journey?

USER: Sure, my trip dates are 03/30 and 04/01.

ASSISTANT: Ok, please wait for a while.

USER: Ok, I will wait for your reply.

ASSISTANT: Thank you for waiting, there is a flight 1011 in Delta airline has the price 300. Can I proceed?

USER: Ok, please confirm the flight ticket.

ASSISTANT: Your booking is done, have a safe journey.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us, have a nice day.