You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am planning to visit San Francisco, can you please book me a ticket from DTW to SFO?

ASSISTANT: Sure, Can you please share your travelling dates?

USER: I am planning my journey on the dates of July 24 and July 26.

ASSISTANT: Let me know your connection limit.

USER: I prefer connecting flight.

ASSISTANT: Please share your class preference.

USER: I am ok with any class.

ASSISTANT: Do you have any other specifications?

USER: I would like to depart in the morning time.

ASSISTANT: May I know your name?

USER: My name is Deborah Baker.

ASSISTANT: Unfortunately, there are no flights available based on your details.

USER: Ok, not an issue. Thank you for providing information.

ASSISTANT: Thank you for choosing us.