You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I am Raymond Smith. Can you please reserve me a flight ticket from Oakland, CA - OAK to Detroit, MI - DTW?

ASSISTANT: Sure, may I know your travel dates?

USER: My trip dates are 04/11 - 04/13.

ASSISTANT: What time do like to move from OAK?

USER: I am comfortable at any timings.

ASSISTANT: We found a flight on your details with airline Spirit, flight number: 1001. Shall I book this ticket with economy class?

USER: Please reserve.

ASSISTANT: Your ticket has been reserved with the fare of 300.

USER: Thank you.

ASSISTANT: Thank you.