You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I am Janet Collins. I am very interested in trekking, so I would like to enjoy my weekend holidays. Can you find a flight on 10/24 and 10/26 and book the ticket?

ASSISTANT: Yes, I am here to help you. May I know your preferred location airport codes?

USER: Thank you and my genesis airport code is DCA and terminus code is LGA.

ASSISTANT: Ok, I have found a flight in UA airlines which is halting at some other airport in between your journey and the price is 100. Would you like me to book the ticket with this flight?

USER: Ok, you can book it.

ASSISTANT: Ok, I have booked your ticket with the flight number 1003.

USER: Thank you for your great help in my flight ticket booking, thank you so much for your immediate help.

ASSISTANT: You are most welcome. Thank you for reaching our travel agency.