You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I have a concert to attend at Houston. Can you help me in booking a ticket from OAK to HOU?

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

USER: My planned journey dates are 07/05 and 07/07.

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

USER: Please book the ticket with the name Andrew Young.

ASSISTANT: Your ticket is confirmed and the flight number is 1025.

USER: Thank you for your service.

ASSISTANT: Thank you for contacting us.