You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,.

USER: I am Jessica Lee.

ASSISTANT: How can I help you?

USER: I am planning to book a ticket to attend a music event at HOU. Can you please help me out to book a ticket from LAS?

ASSISTANT: Please provide your travel dates?

USER: I am planning to travel on 02/22 and return back on 02/24.

ASSISTANT: Please mention connections limit?

USER: My connection limit is 0.

ASSISTANT: Ticket is available with flight number 1027, airline UA having price 200.

USER: Please proceed the booking.

ASSISTANT: Shall I book a ticket? Ticket is booked.

USER: Thank you for your service.

ASSISTANT: Thank you.