You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I want to book a flight ticket through online so I contacted you, so please help me out booking PHL to IAD.

ASSISTANT: Sure, please share your journey dates?

USER: My journey dates are Jul 1 to Jul 3.

ASSISTANT: Do you have any specifications?

USER: I am looking for a stopover flight.

ASSISTANT: Is there any class preferences?

USER: No.

ASSISTANT: May I know your good name?

USER: I am Stephen Allen.

ASSISTANT: We found a flight in United airlines, flight number is 1007 with single connection and price is 100 economy class. Shall I proceed?

USER: You can book it.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for choosing us.