You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Stephanie Carter.

ASSISTANT: How may I help you?

USER: Please help me in booking a ticket with single connection to reach Philadelphia, PA-PHL.

ASSISTANT: Can I know your travel dates?

USER: My travel dates are from 09/09 to 09/11.

ASSISTANT: Let me know your origin airport code?

USER: My origin airport code is Washington, IAD.

ASSISTANT: Ticket is found with airline Southwest for price 100 having flight number 1014. Shall I book a ticket?

USER: Please proceed for booking.

ASSISTANT: Ticket is booked.

USER: Thank you.

ASSISTANT: Thank you.