You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I be at your assistance?

USER: I would like to book a flight to meet my Granny after a long time at PA - PHL, so help me to book a flight from WA - SEA.

ASSISTANT: Sure, I am here to help you. May I know when are you planning to make your journey possible?

USER: I planned to start my journey on 04/11 and recur on 04/13.

ASSISTANT: Is there any connection preference?

USER: I am comfortable with any connection.

ASSISTANT: How much fare are you expecting?

USER: I can bare up to 5000.

ASSISTANT: Ok, please give me a moment.

USER: Sure, take your own time.

ASSISTANT: UA airline with flight number 1016 is going on your route from SEA to PHL and the fare is 100. Shall I proceed for booking?

USER: It's perfect, you can confirm with that.

ASSISTANT: Your booking has been confirmed successfully.

USER: Thank you.

ASSISTANT: Thank you for reaching us. May I know your name?

USER: My name is Raymond Smith.

ASSISTANT: Thank you, have a nice day.