You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Angela Jones here.

ASSISTANT: Jones, how can I assist you today?

USER: Book a ticket from IAH to SEA.

ASSISTANT: Sure, I will help you. Can you please tell me your trip dates?

USER: My trip dates are from 10/03 and 10/05.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Flight-1012 is available with Spirit airlines and the ticket fare is 100 only. Can I book the ticket?

USER: Please proceed.

ASSISTANT: Jones, your ticket is booked successfully.

USER: Thanks for your help.

ASSISTANT: Thank you for choosing us.