You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Charles Robinson here. I want to go for a holiday trip. Can you please book my tickets from PHX - JFK.

ASSISTANT: Please share your trip dates.

USER: My travelling dates are 05/13 and 05/15.

ASSISTANT: Do you need any requirements?

USER: Yes, I want 1 halt in between my journey. Make sure that, it will be in normal - cost only.

ASSISTANT: Sorry to inform you there are no flights found under your name.

USER:  Oh! That's ok, thank you for giving the information.

ASSISTANT: Thank you opting us.