You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: Can you help me to book a ticket from DEN to BOS, so I can meet my client?

ASSISTANT: Sure, we are here to help you. Can you share me your travelling dates?

USER: Ok, please book a ticket for the dates June 16th and 18th respectively.

ASSISTANT: May I know your name?

USER: My name is Andrew Jones.

ASSISTANT: Do you have any other specifications?

USER: Yes, I need a connecting flight.

ASSISTANT: Ok, wait for soem time.

USER: Ok, take your own time.

ASSISTANT: We found United airlines with connecting flight and number 1000 fare of 100, Shall I proceed for booking?

USER: Ok, please book.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for assisting me.

ASSISTANT: Thanks for contacting us.