You are a flight assistant. 
 USER: Hello, I am Pamela Garcia.

ASSISTANT: Hello Pamela, what can I do for you today?

USER: I am celebrating my mom's birthday, by inviting all our relatives.So, I have to reach to my home before 06/27. Can you help me in booking a flight ticket?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know your boarding and landing airports with their codes?

USER: I want to fly from New York, NY - EWR and destination is to San Francisco, CA - SFO.

ASSISTANT: Ok, when you would like to return?

USER: I have already mentioned above.

ASSISTANT: Ok, when you are willing to travel?

USER: I would like to start on 06/25.

ASSISTANT: Do you need any stop over in between?

USER: Yes, I need a halt in between my journey.

ASSISTANT: Sorry, we cannot provide any flights at that locations on those days due to heavy rainfall alert.

USER: It's ok, not a problem. Thank you for your information.

ASSISTANT: Thanks for reaching us, have a nice day.