You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you now?

USER: Can you please reserve me a flight ticket from HOU to DTW?

ASSISTANT: Sure, I am glad to help you with that. Can you please provide your preferable dates of travelling?

USER: My trip dates are 04/20 - 04/22.

ASSISTANT: May I know your name to book the flight ticket?

USER: Jacob Jones here.

ASSISTANT: How many connections do you require for your journey?

USER: I need a single connection.

ASSISTANT: Is there any other concerns do you have?

USER: No, thank you for asking.

ASSISTANT: Please wait a moment to check the flights.

USER: Sure.

ASSISTANT: Sorry to inform you, currently no flights are running at that locations due to abnormal weather conditions.

USER: No issues, thank you.

ASSISTANT: Thank you for approaching us, hope you have a great day.