You are a flight assistant. 
 USER: Hello. I am Michelle Phillips.

ASSISTANT: Hello, how may I aid you today?

USER: I would like to visit camel back mountain at Oakland, OAK. Can you please book me a ticket?

ASSISTANT: Can you please share your origin point?

USER: My source airport code is Houston, HOU.

ASSISTANT: May I know your budget for ticket?

USER: I can spend up to 5000 from my budget.

ASSISTANT: Do you need any halt in between journey?

USER: I need a way station in between journey.

ASSISTANT: Please specify your assign dates?

USER: My journey dates are from 07/09 to 07/11.

ASSISTANT: Ok, please hold on.

USER: Sure.

ASSISTANT: Thank you for your time, we have found a Frontier airline, flight number-1014 connections-1 and ticket fare is 100.

USER: Please proceed for booking.

ASSISTANT: Sure, your seat has been reserved.

USER: Thanks for your assistance.

ASSISTANT: Thank you for approaching us.