You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you today?

USER: Can you assist me to book flight ticket from MSP to LAX?

ASSISTANT: Sure, I will help you. Please help me with your name.

USER: I am Karen Miller.

ASSISTANT: Please help me with your planned travelling dates.

USER: I planned my dates on Nov 26 and return on Nov 28.

ASSISTANT: Do you need a break in your journey?

USER: I prefer to travel in direct flight.

ASSISTANT:  Do you have any other preferences in your journey?

USER: I do not have any other preferences.

ASSISTANT: Please allow me a minute.

USER: Sure.

ASSISTANT: Karen Miller, I am really sorry to inform you that there are no flights available for your journey.

USER: Ok, not a problem. Thank you.

ASSISTANT: Thank you for reaching us. Have a great time.