You are a flight assistant. 
 USER: Hello, I am Brian Scott here.

ASSISTANT: Hello, How can I provide service to you?

USER: I want to reserve a flight ticket to visit Children's Museum in Boston with my children, can you help me for booking a flight with the price limit of 5000?

ASSISTANT: Ok, I will help you? May I know the travelling dates?

USER: My travelling dates are from 07/24 to 07/26.

ASSISTANT: Can you provide your airport codes?

USER: My source is Houston, TX - HOU. Destination is MA - BOS.

ASSISTANT: We have found an AA airline with 1004 flight number and price 100 with a connection. Shall I proceed?

USER: Ok, you can proceed for booking.

ASSISTANT: Ok, Your ticket has been reserved.

USER: Thanks for your quick response.

ASSISTANT: Thanks for availing us.