You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I would like to book a ticket from PHX to HOU, can you please help me with that?

ASSISTANT: Sure, may I know the travelling dates?

USER: The travel dates are from 06/09 to 06/11.

ASSISTANT: Do you have any connection limit?

USER: I need a flight with 1 connection limit.

ASSISTANT: Is there any other requirements?

USER: I would like to depart during afternoon time.

ASSISTANT: May I know your name?

USER: Jack Lee here.

ASSISTANT: Sorry, No flights found with your preferable dates.

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

ASSISTANT: Thank you for opting us.