You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Lisa Green here.

ASSISTANT: How can I assist you?

USER: Could you please reserve me a flight ticket from LAS to PHX?

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

USER: My trip dates are 03/13 - 03/15.

ASSISTANT: Do you have any preferences?

USER: I need an economy class with a single connection.

ASSISTANT: Give me a moment.

USER: Ok.

ASSISTANT: I have found an economy class ticket with a price of 100 and 1 connection.

USER: Please reserve.

ASSISTANT: Can I know your name for booking?

USER: I have already mentioned above.

ASSISTANT: Your ticket has been booked.

USER: Can you please assign the airline and flight number?

ASSISTANT: Flight number is 1018 of Frontier airlines.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.