You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I have planned for a picnic with my friends. Could you please help me with booking a flight ticket?

ASSISTANT: Sure, I am here to help you. Can you please provide your journey dates?

USER: My travelling dates are Apr 22 and Apr 24.

ASSISTANT: May I know your airport codes of journey please?

USER: My airport codes are IAH and LAX.

ASSISTANT: Do you have any connection limit preference?

USER: Yes, I prefer to travel in a connecting flight.

ASSISTANT: Do you have any other specifications for this trip?

USER: No, I do not have any other specifications.

ASSISTANT: May I know your name to proceed further?

USER: I am Alexander Williams.

ASSISTANT: United Airlines is providing connecting flight on this route with a ticket fare of 200 and flight departs at 2:00 hours and arrives at 6:00 hours, shall I book your ticket in this flight?

USER: You can proceed with booking.

ASSISTANT: Alexander Williams, your ticket is booked in flight number 1021.

USER: Thank you for your help.

ASSISTANT: You are welcome and have a safe journey.