You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me in booking a flight ticket from Orlando, MCO to Houston, IAH?

ASSISTANT: Sure, please share your journey  dates?

USER: My journey dates are from Jan 18 to Jan 20.

ASSISTANT: Do you have any specifications?

USER: My depart time is afternoon.

ASSISTANT: Is there any class preference?

USER: I am ok with any class.

ASSISTANT: May I know your good name?

USER: My name is Susan White.

ASSISTANT: Sorry, no flights found on your given details.

USER: Ok, that. Not a problem, Thank you.

ASSISTANT: Thank you for choosing us.