You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you?

USER: I want to visit Houston, can you book a ticket for me?

ASSISTANT: Sure, can I know your travel details?

USER: I want to book a ticket from AUS to HOU.

ASSISTANT: Can I know the dates of travel?

USER: My travel dates are 01/18 & 01/20.

ASSISTANT: Can you provide me your name?

USER: My name is Catherine Lewis.

ASSISTANT: The flight 1018 of Frontier airlines is available on your dates, can I proceed?

USER: Ok.

ASSISTANT: Your ticket is booked Catherine.

USER: Thank you for booking a ticket.

ASSISTANT: Thank you, have a safe journey.