You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Mary Thompson, I want to attend for an interview in Chicago. Could you please help me for booking with a connected flight?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: May I know your trip dates?

USER: Sure, I have a plan to travel on the month of March and my preferred dates are 6 and 8.

ASSISTANT: Do you need any way station in your journey?

USER: Yes, I need a halt.

ASSISTANT: Is there any class preference for you?

USER: No, but my depart time is afternoon.

ASSISTANT: Can you share me your airport codes?

USER: Sure, my airport codes are from IAH to ORD.

ASSISTANT: There are no flights available on your requested dates.

USER: That's Ok, I will choose another alternative to go. Thank you.

ASSISTANT: Thank you for opting us.