You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am planning to visit Las Vegas, can you please book me a ticket from HOU to LAS?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Can you share me your travelling dates to book a flight ticket?

USER: My preferable journey dates are June 10 and June 12.

ASSISTANT: May I know your name?

USER: My name is Betty Hill.

ASSISTANT: Do you have any other specifications?

USER: I prefer connecting flight for this trip.

ASSISTANT: Ok, wait for some time I will check and get and get back to you.

USER: Sure, I will wait for your response.

ASSISTANT: We found Delta airlines with connecting flight and number 1001 fare of 200 and economy class, Shall I proceed for booking?

USER: That's ok for me. Please book my ticket in this flight.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for booking my ticket.

ASSISTANT: Thanks for approaching us.