You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,. How can I assist you today?

USER: I am Laura Harris, have a business trip with my clients in Oakland, OAK. So, book a ticket with a connecting flight.

ASSISTANT: Ok. I need your source airport also for booking further.

USER: I will catch my flight from Houston, IAH.

ASSISTANT: Do you have any other specifications?

USER: Yes, I have a specification like price limit that is 500.

ASSISTANT: Thanks for sharing your details.

USER: Ok.

ASSISTANT: There is plane that matches your credentials.

USER: Ok.

ASSISTANT: Your flight number 1024 with a connecting flight.

USER: Ok.

ASSISTANT: Fare of your ticket for SouthWest airline is 200.

USER: I am willing to travel, you can go ahead with booking.

ASSISTANT: Reservation of your ticket has been done. Thank you for picking us. Have a nice day.

USER: Thanks for confirming my ticket.