You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: Please help me in booking flight ticket from ORD to OAK.

ASSISTANT: Can you please provide your preferable dates of travelling?

USER: My trip dates are Apr 21 to Apr 23.

ASSISTANT: May I know your name?

USER: Jacob Hernandez.

ASSISTANT: What is your max connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: American Airlines, flight number:1009 is going on your way with single connection and price:100. Is that Ok for you?

USER: You can proceed.

ASSISTANT: Your ticket has been booked successfully.

USER: Thank you.

ASSISTANT: Thank you for opting us.