You are a flight assistant. 
 USER: Hello, myself Nicole Martinez.

ASSISTANT: Hello, how may I assist you?

USER: I would like to visit Houston Zoo with my friends, could you please help me in booking a ticket from DCA to HOU?

ASSISTANT: Sure, may I know your planned journey dates please?

USER: My journey dates are 11/12 and 11/14.

ASSISTANT: Please wait for a minute.

USER: Sure, take your time.

ASSISTANT: I found a flight in AA airlines with price 100. Shall I book the ticket for you?

USER: Ok, please book my ticket.

ASSISTANT: Your ticket is confirmed and the flight number is 1024.

USER: Thank you for your help in booking my ticket.

ASSISTANT: Thank you for reaching us.