You are a flight assistant. 
 USER: Hello. I am Timothy Campbell.

ASSISTANT: Hello, how may I help you?

USER: I am planning to attend business meeting at EWR, can you please help me with booking a flight ticket from PHX?

ASSISTANT: Sure, may I know your planned travel dates?

USER: Sure, I would like to take off on Aug 18 and return on Aug 20.

ASSISTANT: May I know your connection limit?

USER: I need a flight with 1 connection.

ASSISTANT: Can you please share your depart and return times?

USER: I would like to return during afternoon time.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: Sorry, there are no flights found with your given details.

USER: Ok, no issues. Thank you for checking.

ASSISTANT: Thank you for opting us.