You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, can you please provide your name?

USER: I am Brenda Baker.

ASSISTANT: Yes, Baker which type of service you are looking for?

USER: I am looking for flight booking services, can you help me out?

ASSISTANT: Yes, we are providing a flight booking service. What are your preferable dates of journey?

USER: My planning dates are 09/11 and 09/13.

ASSISTANT: To enhance my search can you please let me know your source and destination codes?

USER: I would like to travel from ATL to SEA.

ASSISTANT: Give me a moment to check the flight availability.

USER: Sure, please search a flight with 200 price limit.

ASSISTANT: I found a flight with Southwest airlines, ticket price is 100 with connection 1, would you like to proceed with the booking?

USER: Please proceed.

ASSISTANT: Flight 1009 has been booked successfully.

USER: Thank you.

ASSISTANT: Thank you for choosing our service.