You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I would like to book a flight ticket from LAS to IAH to meet my friends.

ASSISTANT: Sure, kindly share your travel dates.

USER: Sure, my travelling dates are Oct 26 and Oct 28.

ASSISTANT: Do you have any connection limit?

USER: I prefer to travel in a connecting flight.

ASSISTANT: May I know your name?

USER: I am Helen Lewis.

ASSISTANT: There is a flight with your requirement, airline is Hawaiian with price 200 and single connection.

USER: You can proceed with booking.

ASSISTANT: Your booking is done and flight number is 1020.

USER: Thank you for your help.

ASSISTANT: Thanks for reaching us.