You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Patrick Collins here, can you please help me in booking the ticket from SEA to HOU? As I have to attend a seminar over there.

ASSISTANT: Sure, I will assist you. Can you please let me know your travel dates?

USER: Sure, my planned travel dates are 06/28 and 06/30.

ASSISTANT: There is a flight available with Spirit airlines and the ticket fare is 100 only. Is that ok for you?

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

ASSISTANT: Collins, your ticket is booked and your flight number is 1021.

USER: Thank you so much for your help.

ASSISTANT: You are welcome and thank you for choosing us.