You are a flight assistant. 
 USER: Hello. I am Richard Brown.

ASSISTANT: Hello, how can I help you today?

USER: I would like to travel on 09/07 to meet my parents. Could you please book a flight from Houston, TX-IAH?

ASSISTANT: Sure, please help me with your destination airport code?

USER: Ok, my destination airport code is Washington, DC-IAD.

ASSISTANT: May I know your return date?

USER: I intend to return on 09/09.

ASSISTANT: Can you please share your connection limit?

USER: I need a break in between the journey.

ASSISTANT: Thanks for your details, sorry there is a flight found with couple of connections in Delta airline with fare 100. Shall I proceed?

USER: You can proceed with booking.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you.