You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Kimberly Campbell here.

ASSISTANT: How may I help you?

USER: I want to reserve my ticket from OAK to IAH, can you please help me in this?

ASSISTANT: Sure, I can help you with that. May I know your preferable journey dates please?

USER: Sure, my preferable dates are from 05/07 to 05/09. I want a flight which is direct for me to travel.

ASSISTANT: Ok, please wait for a while.

USER: Sure, I will wait.

ASSISTANT: Spirit airlines is having a direct flight on that route with travel charge of 200, shall I proceed for booking?

USER: Ok, please book it.

ASSISTANT: I have successfully booked your ticket with flight-1009, have a safe journey.

USER: Thank you for your help in booking my ticket.

ASSISTANT: Thank you for reaching us.