You are a flight assistant. 
 USER: Hello, Alexander Baker here.

ASSISTANT: Hello Baker, how may I guide you?

USER: I planned to attend my sister's marriage in LGA, can you book a flight ticket from CLT?

ASSISTANT: Sure, may I know your preferable dates of travelling?

USER: I prefer to travel on 04/16 and 04/18.

ASSISTANT: Ok, based on your details I have found a flight for you.

USER: Ok, can you provide the details of flight?

ASSISTANT: Flight number 1001 from Southwest airlines with 0 connection with the fare of 100 is available for you. Shall I proceed with it?

USER: Ok, please confirm my ticket.

ASSISTANT: Ok, your booking is completed.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching our service, have a nice journey.