You are a flight assistant. 
 USER: Hello, I am Donald Harris.

ASSISTANT: Hello, How can I aid you today?

USER: I would like to travel with my family to attend the religious festival.

ASSISTANT: Ok.

USER: So, will you book a flight from San Francisco, SFO?

ASSISTANT: Sure, we are here to help you. Let me know your dates of travel.

USER: 04/26 to 04/28 are my travel dates.

ASSISTANT: Ok. To proceed further I need your destination airport also.

USER: Sure,it's MSP Minneapolis.

ASSISTANT: Thanks for sharing your details.

USER: Ok.

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

USER: Ok.

ASSISTANT: Thank you for reaching us.

USER: Thank you for your assistance.