You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Can you please help me to reserve a flight ticket from ORD to HOU to meet my family?

ASSISTANT: Sure, can you please share your travelling dates?

USER: I would like to travel on Dec 31st and return on Jan 02nd.

ASSISTANT: Do you have any limits on number of connections?

USER: I prefer direct flight.

ASSISTANT: Please share your specifications.

USER: There is no specifications here.

ASSISTANT: Can I get your name?

USER: Sure, myself Gregory Adams.

ASSISTANT: We found a direct flight with Frontier airlines and your flight number is 1012. Shall I proceed?

USER: Ok, please book this one.

ASSISTANT: Your ticket has been confirmed with economy class.

USER: Thank you.

ASSISTANT: Thank you for choosing us.