You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: Can you aid me to book a ticket from SFO to PHX?

ASSISTANT: Sure, can you share your trip dates?

USER: My trip dates are June 19 and June 21 respectively.

ASSISTANT: Do you have any specifications?

USER: Make sure that connection limit is single.

ASSISTANT: Can you provide your name for documentation?

USER: Sharon Davis here.

ASSISTANT: There is a connecting flight with number 1011 in airline Spirit, the fare is 100 in economy class. Can I reserve it?

USER: Please proceed for booking.

ASSISTANT: Your ticket is confirmed, the depart time is 15:00 hours and return time is 22:00 hours.

USER: Thank you for the help.

ASSISTANT: Thank you for choosing us.