You are a flight assistant. 
 USER: Hello, Rebecca Lee here.

ASSISTANT: Hello, how can I help you?

USER: I am planning to visit Las Vegas, can you please book me a ticket from CLT to LAS?

ASSISTANT: Sure, may I know your travel dates please?

USER: My planned dates of journey are from 01/28 to 01/30.

ASSISTANT: Southwest airlines is having a flight with travel charge of 100, shall I proceed for booking?

USER: Please reserve my ticket with this flight.

ASSISTANT: Your ticket has been booked with flight-1024, have a safe journey.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for choosing us.