You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Can you aid me to book flight ticket from PHX to SFO?

ASSISTANT: Sure, we are here to help you. Can you share me your travelling dates?

USER: My journey dates are Aug 24 and Aug 26.

ASSISTANT: May I know your name?

USER: Robert Miller here.

ASSISTANT: Do you have any other specifications?

USER: I prefer a connecting flight.

ASSISTANT: Ok, wait for some time.

USER: Ok.

ASSISTANT: Thanks for waiting there are no flights found on your details.

USER: It's ok, thank you.

ASSISTANT: Thanks for approaching us.