You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Nicholas Miller.

ASSISTANT: How can I help you?

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

ASSISTANT: Let me know your travel dates?

USER: My preferable journey dates are from Mar 04 to Mar 06.

ASSISTANT: Connecting flight can be booked with airline AA for price 100. Shall I book a ticket?

USER: That's ok for me. Please book my ticket with this airlines.

ASSISTANT: Your ticket is booked having flight number 1010.

USER: Thank you for booking my ticket.

ASSISTANT: Thanks.