You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: Can you help me to book a flight ticket from LAX to MSP?

ASSISTANT: May I know  travel dates please?

USER: Ok, please book a ticket for the dates Jan 23 and Jan 25 respectively.

ASSISTANT: Do you have any connection limit preferences?

USER: Ok, please can you book a connecting flight for this journey?

ASSISTANT: May I know your name please?

USER: My name is Melissa Jackson.

ASSISTANT: Delta Airlines is providing the connecting flight on this route and the fare of 600.

USER: Ok, please book a ticket for the flight provided.

ASSISTANT: Your ticket booking  is done for the flight 1019.

USER: Ok, thank you for assisting me.

ASSISTANT: Thank you for choosing us.