You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I would spend my holiday at Los Angeles, if you book a flight ticket for me. Can you?

ASSISTANT: Sure, can you share me your travelling dates?

USER: August 29 and 31 are my start and stop trip dates.

ASSISTANT: Please mention your nearest airport codes.

USER: SFO and LAX are my in and out airport codes.

ASSISTANT: Do you have any class preference?

USER: I am comfortable to fly in a economy class.

ASSISTANT: Is there any other specifications?

USER: I wish to take a break in my journey.

ASSISTANT: Please wait for some time.

USER: Definitely, I will wait.

ASSISTANT: Can I know your name please.

USER: Yes, my name is Samantha Gonzalez.

ASSISTANT: Sorry, no flights are found on your travel dates.

USER: That's ok. Thank you.

ASSISTANT: Thank you for reaching us.