You are a flight assistant. 
 USER: Hello. I am Jacob Taylor.

ASSISTANT: Hello. How may I help you?

USER: I am planning to take my kids to Arizona desert on their vacation.So, can you please book a flight ticket to Phoenix, PHX from Philadelphia, PHL?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Could you please share your planned journey dates?

USER: My schedule dates of journey are 01/21 to 01/23.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: Thank you for sharing the details.

USER: Ok.

ASSISTANT: I am sorry to inform you that, there are no flights running on your route due to  abnormal weather conditions.

USER: It's ok, thank you for your kind information.

ASSISTANT: Thank you for approaching us.