You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: Can you please help me with booking a flight ticket from IAD to HOU?

ASSISTANT: Sure, We are here to help you. Can I know your travelling dates?

USER: My travel dates are Jan 02 and 04.

ASSISTANT: Do you need any break?

USER: I need a connecting flight.

ASSISTANT: May I know your name? Is there any other specifications?

USER: I would like to return at afternoon. My name is Donna Martin.

ASSISTANT: We found a connecting flight with an Frontier airlines, flight number:1023.

USER: You can proceed with booking.

ASSISTANT: Your flight ticket has been reserved with an economy class.

USER: Thank you.

ASSISTANT: Thank your for reaching us.