You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I render you?

USER: I need to travel from PHL to DCA.So please help me to search a flight ticket.

ASSISTANT: Ok, please share your trip dates.

USER: My trip dates are 01/02 and 01/04.

ASSISTANT: Fine, let me know your name for further proceeding?

USER: Please book a ticket with the name Samuel Lee.

ASSISTANT: Thanks for your data, I got a flight-1017 with price 100 of UA airline and it's a single connection.

USER: You can proceed.

ASSISTANT: Is it ok for you? Ok, your ticket has been done.

USER: Thanks for your help.

ASSISTANT: Welcome, have a safe trip.