You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: Please help me to book a flight ticket from LGA to LAS.

ASSISTANT: Yes, can you tell me your dates of travel?

USER: My journey dates are from Jan, 03 to Jan, 05.

ASSISTANT: Do you have any other preferences?

USER: I need a single connecting flight.

ASSISTANT: Give me a moment.

USER: Ok.

ASSISTANT: I have found an economy class ticket with a price of 200 and 1 connection.

USER: Please proceed for booking.

ASSISTANT: Can I know your name for booking?

USER: Ruth Young.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for contacting us.