You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jessica Harris.

ASSISTANT: Please let me know, What can I do for you now?

USER: I want to book a ticket from SFO to IAH. Could you help me in booking?

ASSISTANT: Sure, I need to know your travelling dates for booking your ticket. Can you provide them?

USER: My travelling dates are from 01/18 to 01/20.

ASSISTANT: We have a flight with fare 300, Are you comfortable with that?

USER: On my previous journey I have rewarded with cashback offer but, I don't know the exact amount. Can you check it once?

ASSISTANT: Ok. For your previous journey, you have earned with an 200 cash back offer. Shall I apply it now?

USER: Yes, please apply it.

ASSISTANT: Ok, Your ticket fare is 100, flight number 1013, connections-1. Shall I proceed for booking?

USER: Yes, you can proceed.

ASSISTANT: Your ticket has been reserved with 1013 flight.

USER: Thank you.

ASSISTANT: Thanks for approaching us, have a safe journey with AA airines.