You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Would you please help me in  booking a ticket from LAX to PHX.

ASSISTANT: Sure, please share your planned travel dates?

USER: My planned travel dates are as follows Mar 11 and Mar 13.

ASSISTANT: Do you have any connection limit?

USER: I would like to board a single connecting flight.

ASSISTANT: Any other preferences?

USER: I have no more preferences.

ASSISTANT: Can I have your name please?

USER: David Baker.

ASSISTANT: United airlines flight 1022 available with connection  and fare is 100, shall I confirm this economy class flight?

USER: And I would like to depart in the evening.

ASSISTANT: Yes, It departs in the evening 16.00 hours.

USER: Please proceed.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.