You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I serve you?

USER: I want to go Los Vegas next month, can you please book a flight ticket for me from Washington?

ASSISTANT: Sure, may I know your travelling dates?

USER: My departure date is 11/08 and please book my return ticket also on 11/10.

ASSISTANT: Please share me your airport codes?

USER: Sure, I would like to travel from IAD to LAS.

ASSISTANT: Do you need any connection limit?

USER: Yes, I want 1 connection limit flight.

ASSISTANT: Can I know your name?

USER: Sure, my name is Melissa Wilson.

ASSISTANT: We found a Spirit airline, flight number:1013 and the price is 200.

USER: Please book this flight ticket for me.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your help.

ASSISTANT: Thank you for consulting us.