You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: Please book me a flight ticket from MSP to IAH to meet my family.

ASSISTANT: Sure, I am here to help you. May I know your planned dates of journey?

USER: I have planned to travel on June 17th and return on June 19th.

ASSISTANT: Do you have any connection limit preference?

USER: I prefer direct flight.

ASSISTANT: Do you have any other specifications?

USER: No, thanks.

ASSISTANT: Can you help me with your name please?

USER: Myself Edward Adams.

ASSISTANT: Sorry, there is no direct flight available on this route.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for choosing our agency.