You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Please book a ticket for me from SFO to MCO.

ASSISTANT: Sure, I will help you. Please help me with your planned travel dates.

USER: Ok, please book for the dates July 7th and 9th.

ASSISTANT: May I know with your name?

USER: Ok, my name is Amy Baker.

ASSISTANT: Please help me with your specifications.

USER: Ok, please book a connecting flight and I need a economy class flight.

ASSISTANT: Amy Baker, I am really sorry to say that there are no flights available for your journey.

USER: That's ok, thank you for assisting me.

ASSISTANT: Thank you for reaching us. Have a great time.