You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: Joseph Williams here.

ASSISTANT: Ok.

USER: Please help me out in booking the ticket from SFO to LAS.

ASSISTANT: Sure, I am willing to help you. May I know on which dates you want to travel?

USER: My trip dates will be July 22 to July 24.

ASSISTANT: Do you have any connection preference?

USER: Yes, I need a break in between my journey  and depart time must be in the morning.

ASSISTANT: Do you have any other specifications on your trip?

USER: No.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: Thank you for waiting, sorry we didn't find any flights with your details.

USER: That's ok. Thank you.

ASSISTANT: Thank you for reaching us, have a good day.