You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you today?

USER: I need to book a flight ticket from MSP to DFW to enjoy Innovation festivals.

ASSISTANT: Sure, we are here to help you. May I know your name?

USER: Sure, Ashley Walker here.

ASSISTANT: Can you share me your travelling dates to book a flight ticket?

USER: Sure, I would prefer to fly on Oct 20 and Oct 22.

ASSISTANT: Do you have any other specifications?

USER:  I prefer maximum 1 connection in between journey.

ASSISTANT: Ok, wait for some time.

USER: Sure.

ASSISTANT: Thanks for waiting there are no flights found on your details.

USER: Ok, no worries at all. Thank you for your information.

ASSISTANT: Thanks for approaching us.