You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Mark Jones.

ASSISTANT: How can I help you?

USER: I want to book a ticket from SFO to SFO to meet my uncle, can you help me in booking?

ASSISTANT: Sure, help me with your journey dates.

USER: I am departing on 08/22 and return on 08/24.

ASSISTANT: There is a connecting flight with number 1001 in airline UA, the fare is 100.

USER: Please proceed for booking.

ASSISTANT: Your ticket is reserved.

USER: Thank you.

ASSISTANT: Thank you for reaching us.