You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I oblige you today?

USER: I am Samantha Walker.

ASSISTANT: Ok.

USER: I want to travel from OAK to LAS. Can you help me in booking a flight ticket?

ASSISTANT: Sure, we are willing to help you. May I know how much do you want to spend on flight ticket?

USER: I want to spend 1000 only.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: I would like to travel on September 24 and 26.

ASSISTANT: Do you have any other specifications?

USER: I want to have a connection of 1.

ASSISTANT: Ok, please wait for a couple of minutes.

USER: Ok.

ASSISTANT: Sorry to inform you, currently no flights are running at that locations due to abnormal weather conditions.

USER: That's ok. Anyways, thank you for your help.

ASSISTANT: Thank you for reaching us.