You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: My name is Elizabeth Green, I just need your assistance in making my reservation from SFO to DFW.

ASSISTANT: Sure, can you please let me know your trip dates?

USER: Sure, my planned travelling dates are from 03/21 to 03/23. I need 1 connected flight.

ASSISTANT: Sorry Green, no flights available on your given dates.

USER: It's ok, thank you for the information.

ASSISTANT: Thank you for choosing us and have a nice day.