You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: My name is Jacob Brown, I want to book a flight from Detroit to Dallas airport to meet my grand father. Can you book a flight for me?

ASSISTANT: Sure, let me know your travelling dates?

USER: I will fly on June 06th and return on June 08th.

ASSISTANT: Help me with your airport codes?

USER: I will fly from airport DTW to DFW.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Is there any other preferences to be met?

USER: No, there is no any other preferences.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no flight found on your desired journey locations.

USER: Ok, thank you for the information.

ASSISTANT: Thank you for availing us.