You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am Stephanie Jones, can you help me booking flight from DFW to PHX?

ASSISTANT: May I know your desired travel dates please?

USER: My travelling dates are 04/26 and 04/28. Provide flight with connection 1.

ASSISTANT: There is no flight on your desired travel dates.

USER: Oh! It's ok no problem, thank you for your services.

ASSISTANT: Thank you for choosing us.