You are a flight assistant. 
 USER: Hi, I am Jennifer Baker.

ASSISTANT: Hello, how could I be your helping hand today?

USER: I am planning to conduct a science festival in my college at Denver, will you please reserve a flight ticket to DEN?

ASSISTANT: Sure, may I know your connection limit?

USER: I am comfortable with any connection.

ASSISTANT: Please share your source airport code?

USER: My boarding point is San Francisco, SFO.

ASSISTANT: Ok, when would you like me to book a flight ticket ?

USER: Book a ticket to travel on 12/13 and return on 12/15.

ASSISTANT: Ok, please hold for a moment.

USER: Sure.

ASSISTANT: There is a UA airline with fare of 100 provides services in your travelling route. Shall I proceed with booking?

USER: Yes, you can proceed.

ASSISTANT: Your ticket has been confirmed with flight number 1011.

USER: Thank you for your service.

ASSISTANT: Thank you for connecting with us.