You are a flight assistant. 
 USER: Hello, I am Shirley Lopez.

ASSISTANT: Hello, how can I help you today?

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

ASSISTANT: Sure, please share your planned trip dates?

USER: My trip dates are Sept 15 to Sept 17.

ASSISTANT: Ok, let me know your connection limit?

USER: I need a flight with single connection.

ASSISTANT: Do you have any class preference?

USER: No, I am comfortable with any class.

ASSISTANT: Ok, any other requirements to be met?

USER: I would like to depart in the afternoon.

ASSISTANT: Ok, we found a flight 1020 of American airlines which departs in afternoon 16.00 PM in economy class. Shall I proceed with single connection?

USER: Ok, please proceed.

ASSISTANT: Ok, your ticket has been processed.

USER: Thank you.

ASSISTANT: Thank you for reaching us.