You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you for the day?

USER: Can you please help me to book flight ticket from HOU to ORD?

ASSISTANT: Sure, I am here to help you with that. May I know your planned travel dates?

USER: My journey dates are July 7 and July 9.

ASSISTANT: Do you have any airline preference?

USER: I am comfortable with any airline.

ASSISTANT: Would you like to travel in a connecting flight or  in direct flight?

USER: I prefer single connection flight.

ASSISTANT: Do you have any other specifications?

USER: I do not have any other specifications.

ASSISTANT: May I know your name please?

USER: I am Larry Thompson.

ASSISTANT: American Airlines are providing a flight-1020 with connecting and the ticket fare of 100. Shall I proceed with booking?

USER: Ok, you can book the ticket.

ASSISTANT: Your booking is done in economy class.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have a safe journey.