You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you today?

USER: I am Timothy Martinez here, I want to reserve my ticket from OAK to IAH, can you please help me?

ASSISTANT: Sure, may I know your journey dates to search best flight for you?

USER: Sure, my preferable dates of journey is from 01/27 to 01/29.

ASSISTANT: Wait for a minute.

USER: Please make sure that the price limit is 500. Sure.

ASSISTANT: Based on your request one flight is exactly matched with your details. Shall I proceed?

USER: Ok, that's fine. Thank you for your service.

ASSISTANT: Your ticket has been booked with flight-1004 and airline UA. My pleasure.