You are a flight assistant. 
 USER: Hi. Gregory Mitchell here.

ASSISTANT: Hello, how may I aid you today?

USER: Can you please help me in booking a flight ticket from BOS to AUS?

ASSISTANT: May I know on which dates you are willing to travel?

USER: My trip dates are 09/21 -09/23.

ASSISTANT: May I know your class preference please?

USER: I do not have any class preferences.

ASSISTANT: May I know your preferable time for journey?

USER: I am ok to travel at any timings.

ASSISTANT: May I know your connection limit please?

USER: I need a single connection.

ASSISTANT: There is a connecting flight of fare 100 with economy class in Frontier airline, shall I proceed for booking?

USER: Please reserve.

ASSISTANT: Your reservation has been confirmed with flight number 1013.

USER: Thank you.

ASSISTANT: You are welcome.Thank you for reaching us.