You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am George Lopez. Can you please help me in booking a flight ticket from MSP to CLT?

ASSISTANT: Sure, I am here to help you. Please provide your depart and return dates.

USER: I would like to fly on Mar 14 and return on Mar 16.

ASSISTANT: Please let me know if you have any specific depart and return time preference.

USER: I would like to return in the afternoon time.

ASSISTANT: Sure, do you have any specific class preference?

USER: No.

ASSISTANT: Please let me know if you have any other preference.

USER: I need a single connection.

ASSISTANT: We have a flight from Spirit airlines, number 1005 and it is costing 100. Shall I continue with the booking?

USER: You can proceed to booking.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thank you.

ASSISTANT: Thank you for your help.