You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Janet Allen.

ASSISTANT: How may I assist you?

USER: I am planning to travel from DTW to OAK, help me in booking a flight?

ASSISTANT: Sure, I am here to help you out. May I know your travelling dates please?

USER: My travelling dates are 09/17 to 09/19.

ASSISTANT: How much you can spend for airfare?

USER: I can afford upto 500 only.

ASSISTANT: Do you prefer any halt in between journey?

USER: I need 1 connection.

ASSISTANT: Wait a moment please, let me check with that.

USER: Ok.

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

USER: That's ok, thank you.

ASSISTANT: Thank you for approaching us.