You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, Can I have your name please?

USER: My name is Rebecca Parker.

ASSISTANT: How can I provide assistance to you?

USER: As I am a Scientist, I want to research on rockets at NASA Space center in Houston. Can you be my helping hand for booking a flight under the price limit of 500?

ASSISTANT: Sure, Can I have your travel dates please?

USER: Ok, I want to visit Houston on 06/07 and I will return on 06/09.

ASSISTANT: Do you need any connection limit in between in your journey?

USER: Yes, I need a break in between my journey so, I need only one connection.

ASSISTANT: Please help me out with your journey points.

USER: Sure, I would like to start my journey from Oakland, CA - OAK. My destination airport code is TX - HOU.

ASSISTANT: Please give me a minute, I will check the flight availability and let you know.

USER: Sure, I will wait.

ASSISTANT: Thanks for waiting, We found a flight for you with Delta airlines. Here are the details of the flight with flight number 1001 it costs 100 in single connection. Is this comfortable for you?

USER: Yes, I am comfortable with Delta airline, you can proceed for booking.

ASSISTANT: Your ticket has been confirmed on your requested dates.

USER: Thanks for your assistance for booking.

ASSISTANT: We look forward to see you again, have a nice day.