You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you for the day?

USER: I would like to meet my friend at Los Angeles, can you please help me to book my flight ticket from PHX to LAX?

ASSISTANT: When you are willing to travel?

USER: Thank you. I have to depart on Jan 11th and return back on Jan 13th.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need a flight having single connection.

ASSISTANT: May, I know your good name?

USER: My name is Elizabeth Collins.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: Sorry, we found no flights on your given dates.

USER: Oh! No problem, thank you for the information.

ASSISTANT: Thank you for reaching us.