You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you?

USER: I am Angela Allen. I am planning to attend music concert at IAH, can you please help me with booking a flight ticket from PHX?

ASSISTANT: Sure, please let me know your connection limit for this booking.

USER: I need a flight with 1 connection.

ASSISTANT: On what dates you want me to make the reservation?

USER: Sure, I would like to take off on Jan 5 and return on Jan 7.

ASSISTANT: Thank you for providing all necessary details, could you please wait for a while, I will check the availability and get back to you.

USER: Ok, but I would like to return during evening time.

ASSISTANT: Ok. Thank you for waiting, I regret to inform you that there are no flights obtained on your journey dates to book a flight ticket.

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

ASSISTANT: Thank you for reaching us.

USER: You are welcome.