You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I would like to travel from SFO to DFW, can you please help me in flight booking?

ASSISTANT: Sure, may I know your travel dates?

USER: My departure day is Oct 30, return day is Nov 01.

ASSISTANT: Please share me your name.

USER: My name is Alexander Robinson.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: We found a economy class flight with Frontier Airline, flight number: 1001. Shall I book this ticket for you?

USER: Ok, proceed to booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for choosing us.