You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Robert Smith here.

ASSISTANT: How could I render you today?

USER: I am planning to travel from SEA to MCO. Could you please help me to book a ticket?

ASSISTANT: Sure, I will help you in booking. Can you please share on what dates you are planning to travel?

USER: My travelling dates will be on 11/14 to 11/16.

ASSISTANT: Do you have any other requirements?

USER: I need a direct flight. I can spend 1000.

ASSISTANT: Unfortunately there is no flights found with your given name in our database.

USER: Ok, not an issue.

ASSISTANT: Thank you for choosing us.

USER: Thank you.