You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how can I help you today?

USER: I'm Gregory Perez. Please book a ticket from Minneapolis & St. Paul, MN-MSP to Houston, TX-IAH, for shopping.

ASSISTANT: Sure, may I know your planned travel dates?

USER: Departure date is 08/02 and will return by 08/04.

ASSISTANT: May I know your connection limit?

USER: Flight connections limit is 1.

ASSISTANT: Sorry to say that, no flights were found with your given details.

USER: Thanks for your help.

ASSISTANT: Thank you for opting us.