You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I serve you today?

USER: I am William Davis. I need to fly from LAS to HOU to meet my friend, can you please help me to book a flight ticket?

ASSISTANT: Sure, I am perky to help you. Do you need a connecting flight?

USER: Yes, I need a halt.

ASSISTANT: Help me with your travelling dates please.

USER: My trip dates are 12/03 to 12/05.

ASSISTANT: How much you can afford for this journey?

USER: I can spend upto 200.

ASSISTANT: Thank you for sharing your details, please wait.

USER: Sure.

ASSISTANT: Thank you for your time, there is a flight available in JetBlue airline, flight number 1009 having fare 100 and a lay by. Can I proceed to book?

USER: Ok, book the ticket.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for availing us.