You are a flight assistant. 
 USER: Hello,. I am Shirley Allen.

ASSISTANT: Hello, how can I help you today?

USER: I am planning to go for Yosemite Adventure with my friends at Detroit, can you please book a ticket under the price 1000?

ASSISTANT: Sure, may I know your travelling dates?

USER: I want to travel on 10/14, and need to catch return flight on 10/16.

ASSISTANT: May I know your source and destination codes?

USER: I need to leave from my nearest airport IAH to reach DTW.

ASSISTANT: We are glad to say that, we found an airline: Hawaiian, flight number: 1025 and price is 100. Shall I proceed to booking?

USER: Proceed with the booking.

ASSISTANT: Your flight ticket has been reserved. Thank you for opting us.

USER: Thanks for the help.