You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am Ruth Edwards. I want to book a flight ticket from MCO to SFO. Could you help me in booking?

ASSISTANT: Sure, kindly share your travel dates.

USER: My travelling dates are from Feb 12-14.

ASSISTANT: Do you have any other specifications?

USER: My depart time should be in the evening and I need a connecting flight.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: Sorry to say, no flights found with your requirement.

USER: It's alright, no problem with that one. I can prefer any other source to reach my destination region. Thank you for your quick help.

ASSISTANT: Thanks for reaching us.