You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Nancy Roberts.

ASSISTANT: How may I support you today?

USER: I am planning to visit Lake Merritt at Oakland, could you please help me with booking a flight ticket from SFO to OAK?

ASSISTANT: Sure, we are glad to assist you in booking. Please let me know your planned travelling dates to proceed further.

USER: I would like to depart on Oct 7th and return on Oct 9th.

ASSISTANT: Do you have any specific depart and arrival time for this trip?

USER: Make sure that my depart time must be evening.

ASSISTANT: Is there any another specifications?

USER: I need a connecting flight.

ASSISTANT: Thank you for sharing your journey details, sorry to inform you, currently no flights are running at that locations due to abnormal weather conditions.

USER: Ok, not an issue. Anyways, thank you for the information.

ASSISTANT: Thank you for approaching us.