You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Please book a ticket from HOU to LAS.

ASSISTANT: Ok, may I know your planned travel dates?

USER: Travelling dates are June 20 and June 22.

ASSISTANT: Do you need halt in between your journey?

USER: Yes, I need halt.

ASSISTANT: May I know your name please?

USER: My name is Emma Taylor.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: We found an AA airline, flight number: 1001, price: 100 with one connection.

USER: Please book a flight.

ASSISTANT: Your flight ticket has been confirmed in economy class.

USER: Thanks.