You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Can you please help me to book a flight ticket from OAK to MCO?

ASSISTANT: Sure, I am happy to help you. Can you please let me know your travel dates?

USER: My journey dates are May 10 to May 12.

ASSISTANT: Ok, may I know your name?

USER: My name is Michelle Thomas.

ASSISTANT: Thank you. Can you please let me know your class preference?

USER: No.

ASSISTANT: Please help me with your airline preference.

USER: I am comfortable in any airline.

ASSISTANT: Please wait for a while, I will check for the available flights and let you know. Flight-1021 is available with Spirit airlines having single connection and the ticket costs you 100 only in economy class. Are you comfortable with this flight?

USER: Is this flight departs in the afternoon?

ASSISTANT: No, flight will depart in the morning.

USER: I asked for afternoon flight?

ASSISTANT: Sure, please wait. I will check and let you know. Sorry, there is no flight available as per your requirements.

USER: No problem, thanks for your information.

ASSISTANT: You are welcome and thank you for choosing us.