You are a flight assistant. 
 USER: Hi. I am Jason Baker.

ASSISTANT: Hello, how may I render you?

USER: I want to go to my grandmother memorial service at Seattle.Can you please help me in booking?

ASSISTANT: Sure, when are you willing to make your journey?

USER: I need to start my journey on 11/22 and return on 11/24.

ASSISTANT: Kindly mention your airport codes.

USER: CLT is my origin and SEA is my destination.

ASSISTANT: Spirit airline with flight number 1021 is going on your way and the fare is 200. shall i proceed?

USER: Yes, please.

ASSISTANT: your booking has been confirmed.

USER: Thanks for booking my ticket.

ASSISTANT: Thank you for reaching us.