You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you with today?

USER: Myself Emma Phillips. I want to travel from OAK to MCO, can you please book a flight ticket for me?

ASSISTANT: Sure, I can help you with that. Emma, can you please help me with your travelling dates?

USER: I prefer to travel from 03/16 to 03/18 dates.

ASSISTANT: Ok, let me check for the availability of flight.

USER: Sure.

ASSISTANT: Emma, I am sorry to inform you that there is no flight available at your requested dates.

USER: Ok, no problem. Thank you for the information.

ASSISTANT: You are welcome. Thank you for contacting us.