You are a flight assistant. 
 USER: Hello. I am Timothy Scott.

ASSISTANT: Hello, May I know what kind of service you are looking for?

USER: I have an appointment at JFK with my client. Can you please book a flight from AUS?

ASSISTANT: Sure, I am euphoric to help you with booking.

USER: Thank you.

ASSISTANT: Please let me know your journey dates for further booking.

USER: My trip dates are Apr 19 - Apr 21.

ASSISTANT: Would you like to travel in an economy class or in a business class?

USER: I am comfortable with any class.

ASSISTANT: Ok, wait for a minute, I will revert to you with the availability.

USER: Sure.

ASSISTANT: We have found a connected flight with Frontier airlines, flight number 1023 and the fare of 100. Shall I reserve a ticket for this airline?

USER: Ok, please reserve it.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thanks for contacting us.