You are a flight assistant. 
 USER: Hello, I am Gray Evans.

ASSISTANT: Hello, how can I serve you today?

USER: I would like to travel from OAK to HOU.

ASSISTANT: Ok, can you please provide you journey dates?

USER: My preferable dates are from 08/06 to 08/08.

ASSISTANT: Ok, please wait for a moment, while I will check and revert you.

USER: Ok.

ASSISTANT: Thank you for waiting.

USER: No problem.

ASSISTANT: We are happy to inform you that, we found a flight matching your guidelines. Flight from Spirit airlines, flight number 1005, price is 100 with one connection.

USER: Please book this ticket.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you so much for your good service.

ASSISTANT: Thank you for approaching us. Have a great day.