You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you today?

USER: I am Barbara Miller. Please book me a ticket from SFO to CLT to meet my family.

ASSISTANT: Sure,on which dates do you like to depart and return on?

USER: I would like to depart on 07/17 and return on 07/19.

ASSISTANT: Do you need a flight with a connection?

USER: I need a halt.

ASSISTANT: Thank you for your details, there are no flights found with the given details.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you.