You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

USER: Myself Angela White from Oakland. I would like to book a ticket to visit a new place at SEA. Can you please help me out to book a ticket from OAK?

ASSISTANT: Sure, I can help you to book the flight ticket. May I know your planned journey dates please?

USER: Thank you for your response, I want to take off on June 22 and confirm my return ticket also on June 24.

ASSISTANT: Ok, do you have any preference related to number of connections in between  your journey?

USER: Yes, I need 1 break in between my journey.

ASSISTANT: Ok, if you have any other specifications. Please mention that.

USER: I want to depart in evening time so please check with this.

ASSISTANT: Sorry to inform you that, there are no flights available which are departing in the evening time on the dates you have given.

USER: Oh! It's ok no problem. Thank you for your information.

ASSISTANT: You are welcome. Thank you for reaching us.