You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Can you aid me to book a flight ticket from PHX to DTW?

ASSISTANT: Sure, may I know the travelling dates?

USER: My trip dates are Jul 30 and Aug 1 respectively.

ASSISTANT: Do you have any connection limits?

USER: I need a connecting flight to travel.

ASSISTANT: Are there any other specifications?

USER: No other specifications.

ASSISTANT: May I know your name?

USER: Helen Perez here.

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

USER: No issue.

ASSISTANT: Thank you for choosing us.

USER: Thank you.