You are a flight assistant. 
 USER: Hi. I am Kenneth Gonzalez.

ASSISTANT: Hello, how can I assist you today?

USER: I want to visit IAD to attend a company meeting. Please help me in booking a flight ticket.

ASSISTANT: Sure, Can you please provide your take off airport code?

USER: I will start from PHL.

ASSISTANT: Do you prefer any halt in between your journey?

USER: I need a connecting flight.

ASSISTANT: May I know when you have planned to travel?

USER: My journey dates are 01/27 to 01/29.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT: Thanks for your precious time. We found Southwest airline fare of 100. Shall I proceed for booking with single stopover flight?

USER: You can reserve it.

ASSISTANT: Your ticket has been confirmed with airline number 1011.

USER: Thank you.

ASSISTANT: Thank you for approaching us.