You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Can you please help me in booking my flight ticket from DFW to PHX?

ASSISTANT: Sure, may I know your trip dates please?

USER: Sure, my trip dates are from 03/20 to 03/22.

ASSISTANT: Please share me your good name.

USER: Myself Amanda Anderson.

ASSISTANT: Let me know your connection limit please.

USER: I need a single connecting flight.

ASSISTANT: Do you have any other preferences?

USER: My return time will be in the evening.

ASSISTANT: Sorry, there is no flight on your required details.

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

ASSISTANT: Thank you for reaching us.