You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Justin White here.

ASSISTANT: How may I assist you?

USER: Can you please help me in booking the ticket from SEA to PHL? As I'm planning to attend a seminar over there.

ASSISTANT: Sure, could you please help me with your journey dates?

USER: Sure, my planned travel dates are 05/20 and 05/22.

ASSISTANT: Please hold on a moment.

USER: Sure, I'll wait for your response.

ASSISTANT: I found a flight for you in Delta airlines with price 100, can I book your ticket?

USER: That's fine for me, you can proceed for booking.

ASSISTANT: Ok, your booking is confirmed with flight number 1004.

USER: Thank you so much for your help in booking the ticket.

ASSISTANT: Thank you for choosing us.